Minerals are essential for all of our bodily functions. They are needed for bone and teeth health for our blood, skin, hair, nerve function, muscle and for all our metabolic processes. They are foundational to everything we are as physical beings. All minerals are generally in a state of depletion in modern western people because our soils suck and our food supply is so compromised in a multitude of ways. Before withdrawing from psych meds it's important to have some foundational well-being if at all possible so that one might mitigate severe withdrawal issues.